| Catalogue of Diatom Names, On-Line Version, Updated 19 Sep 2011 |
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| Pinnularia hilseana f. undulata Woodhead & Tweed 1958, p. 265 | |||
| Published in | Woodhead, N. and Tweed, R.D. 1958 [ref. 000923]. Freshwater algae of Sierra Leone. I. New and unusual algae from the Sula Hills. Hydrobiologia 12(2-3):181-225, pl. 1-8. | ||
| Type | INA card not found. Click here to check this name in the INA website. | ||
| Collector | Assessment of record accuracy | likely accurate | |